| Name | Character | Episodes |
|---|---|---|
| Leigh Francis | Keith Lemon | 47 |
| Jimmy Carr | Self - Panelist | 8 |
| Jonathan Ross | Self - Panelist | 8 |
| Paddy McGuinness | Self - Panelist | 6 |
| Eamonn Holmes | Self - Panelist | 3 |
| Johnny Vegas | Self - Panelist | 3 |
| Stephen Mulhern | Self - Panelist | 3 |
| Fearne Cotton | Self - Panelist | 2 |
| Myleene Klass | Self - Panelist | 2 |
| Catherine Tyldesley | Self - Panelist | 2 |
| Emma Bunton | Self - Panelist | 2 |
| Carol Vorderman | Self - Panelist | 2 |
| Rochelle Humes | Self - Panelist | 2 |
| Janet Street-Porter | Self - Panelist | 2 |
| Kym Marsh | Self - Panelist | 2 |
| Rob Beckett | Self - Panelist | 2 |
| Joey Essex | Self | 2 |
| Louis Walsh | Self - Panelist | 2 |
| Vernon Kay | Self - Panelist | 2 |
| Chris Kamara | Self - Panelist | 2 |
| Warwick Davis | Self - Panelist | 1 |
| Denise Richards | Self | 1 |
| Mel B | Self | 1 |
| Daryl Hannah | Self | 1 |
| Verne Troyer | Self | 1 |
| Vinnie Jones | Self | 1 |
| Pamela Anderson | Self | 1 |
| Steve Guttenberg | Self | 1 |
| Shirley Ballas | Self | 1 |
| Laurence Llewelyn-Bowen | Self | 1 |
| Adam West | Self | 1 |
| John Prescott | Self | 1 |
| Alex James | Self | 1 |
| Alex James | Self - Panelist | 1 |
| Frankie Bridge | Self - Panelist | 1 |
| Cilla Black | Self - Panelist | 1 |
| Gloria Hunniford | Self | 1 |
| Antony Worrall Thompson | Self | 1 |
| Will Mellor | Self | 1 |
| Will Mellor | Self - Panelist | 1 |
| Macy Gray | Self | 1 |
| Shane Richie | Self - Panelist | 1 |
| John Barrowman | Self | 1 |
| George Takei | Self | 1 |
| Jesse Metcalfe | Self | 1 |
| Kelly Brook | Self - Panelist | 1 |
| Melissa Joan Hart | Self | 1 |
| Danny Dyer | Self - Panelist | 1 |
| Lou Ferrigno | Self | 1 |
| Dennis Rodman | Self | 1 |
| Martine McCutcheon | Self - Panelist | 1 |
| Toyah Willcox | Self | 1 |
| Ricki Lake | Self | 1 |
| Penn Jillette | Self | 1 |
| Gene Simmons | Self | 1 |
| Larry Lamb | Self - Panelist | 1 |
| Caitlyn Jenner | Self - Panelist | 1 |
| Jerry Springer | Self - Panelist | 1 |
| Jack Osbourne | Self | 1 |
| Sharon Osbourne | Self | 1 |
| Lesley Joseph | Self | 1 |
| Scott Mills | Self | 1 |
| Tony Blackburn | Self - Panelist | 1 |
| Denise Van Outen | Self - Panelist | 1 |
| Linda Robson | Self | 1 |
| Harry Judd | Self | 1 |
| Jane Seymour | Self | 1 |
| Carmen Electra | Self | 1 |
| Sally Phillips | Self - Panelist | 1 |
| Dean Cain | Self | 1 |
| Neil Morrissey | Self | 1 |
| Leigh Gill | Self | 1 |
| Shaun Ryder | Self | 1 |
| Claudia Winkleman | Self - Panelist | 1 |
| Christopher Biggins | Self - Guest | 1 |
| Martin Kemp | Self - Panelist | 1 |
| Russell Watson | Self | 1 |
| Antony Cotton | Self - Panelist | 1 |
| Paddy McGuinness | Self | 1 |
| Davina McCall | Self - Panelist | 1 |
| Emma Bunton | Self | 1 |
| John Thomson | Self | 1 |
| John Thomson | Self - Panelist | 1 |
| Fay Ripley | Self - Panelist | 1 |
| Sally Lindsay | Self - Homeowner | 1 |
| Rachel Riley | Self - Panelist | 1 |
| Barbara Windsor | Self - Panelist | 1 |
| Alan Carr | Self - Panelist | 1 |
| Denise Welch | Self | 1 |
| Craig Charles | Self - Panelist | 1 |
| Emily Atack | Self | 1 |
| Mary Berry | Self | 1 |
| Terry Wogan | Self - Panelist | 1 |
| Caprice Bourret | Self | 1 |
| Tony Hadley | Self | 1 |
| Sara Cox | Self - Panelist | 1 |
| Claire Richards | Self | 1 |
| Alfie Boe | Self - Panelist | 1 |
| Melanie Sykes | Self - Panelist | 1 |
| Charlie Brooks | Self | 1 |
| Kimberly Wyatt | Self | 1 |
| Vanessa Feltz | Self | 1 |
| Kimberley Walsh | Self - Panelist | 1 |
| Kimberley Walsh | Self | 1 |
| Richard Blackwood | Self | 1 |
| Joey Essex | Self - Panelist | 1 |
| Marvin Humes | Self - Panelist | 1 |
| Louis Walsh | Self | 1 |
| Jo Whiley | Self | 1 |
| Natalie Anderson | Self - Panelist | 1 |
| Mollie King | Self - Panelist | 1 |
| Lorraine Kelly | Self - Panelist | 1 |
| Bill Oddie | Self | 1 |
| Gabby Logan | Self - Panelist | 1 |
| Germaine Greer | Self | 1 |
| Peter Duncan | Self | 1 |
| Gino D'Acampo | Self | 1 |
| Gino D'Acampo | Self - Panelist | 1 |
| Simon Webbe | Self | 1 |
| Peter Stringfellow | Self | 1 |
| Rylan Clark | Self | 1 |
| Kate Silverton | Self | 1 |
| Georgia May Foote | Self | 1 |
| David Dickinson | Self | 1 |
| Jamie Theakston | Self | 1 |
| Sid Owen | Self | 1 |
| Cheryl Baker | Self | 1 |
| Bobby Davro | Self | 1 |
| Joel Dommett | Self - Panelist | 1 |
| Caroline Flack | Self - Panelist | 1 |
| Julian Clary | Self - Panelist | 1 |
| Julian Clary | Self - Homeowner | 1 |
| Craig Revel Horwood | Self | 1 |
| Craig Revel Horwood | Self - Panelist | 1 |
| Peter Andre | Self | 1 |
| Bruno Tonioli | Self | 1 |
| Bruno Tonioli | Self - Panelist | 1 |
| Abz Love | Self | 1 |
| Ian 'H' Watkins | Self | 1 |
| Harry Redknapp | Self | 1 |
| Carol Decker | Self | 1 |
| Mariella Frostrup | Self | 1 |
| Melinda Messenger | Self | 1 |
| Rich Keeble | Richard the Lawyer (uncredited) | 1 |
| Louie Spence | Self | 1 |
| Tom Fletcher | Self | 1 |
| Ashley Roberts | Self - Panelist | 1 |